Regional Weather Roundup
Issued by NWS

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329
ASUS43 KLOT 140801
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 AM CDT FRI AUG 14 2026

NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.

* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
  REPORT WEATHER SUCH AS PRECIPITATION OR FOG.

ILZ001-002-007-009-015-016-024-140900-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         CLOUDY    72  70  93 E10       29.94S TC  22
STERLING*      CLOUDY    70  70 100 E8        29.98S FOG     TC  21
SAVANNA*       CLOUDY    67  65  93 NE3       29.98F TC  20
$$

ILZ003-004-008-010-011-017-018-140900-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       CLOUDY    67  65  93 VRB3      30.00F TC  19
FREEPORT*      MOCLDY    66  65  95 NE3       30.01S TC  19
$$

ILZ005-006-012>014-019>023-140900-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  CLOUDY    70  69  97 E6        29.99F TC  21
CHICAGO-MIDWAY TSTM      72  71  97 E7        30.00F FOG     TC  22
AURORA         CLOUDY    69  68  96 E10       29.98F TC  21
JOLIET*        CLOUDY    72  72 100 E7        30.00R FOG     TC  22
WAUKEGAN       CLOUDY    65  65 100 CALM      30.01S FOG     TC  18
DUPAGE AIRPORT CLOUDY    69  68  96 E8        29.98F FOG     TC  21
WHEELING       MOCLDY    69  68  96 MISG      30.01F TC  21
LANSING*         N/A    N/A N/A N/A MISG        N/A
NORTHERLY ISL*   N/A     72  69  90 E9          N/A  TC  22
$$

LMZ740>746-140900-
SOUTHERN LAKE MICHIGAN

STATION/POSITION SKY/WX   TEMP    WIND        PRES    VSBY  WAVE
                          AIR SEA DIR/SP/G                  HT/PER
                          (F)     (DEG/KT/KT) (MB)    (MI)  (FT/S)
WINTHROP HARBOR            73 73   60/  8/ 10 1014.8S         1/ 2
WAUKEGAN HARBOR            73 72   60/ 10/ 12 1016.7R         1/ 2
WILMETTE BUOY              73     100/  8/ 12 1019.2S         1/ 3
CHICAGO BUOY               74 73              1015.1F         1/ 3
HARRISON CRIB              74      90/ 11/ 12   N/A
NORTHERLY ISL              72      70/  6/ 12   N/A
CALUMET HARBOR             72      80/  5/  7 1016.8
MICHIGAN CITY              70     130/  3/  4 1015.5R
MICH CITY BUOY             71 73  120/  6/  8   N/A           1/ 3
ST. JOSEPH BUOY            71 74   70/  4/  6 1016.9F         1/ 3
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-140900-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         MOCLDY    75  74  96 SE7       29.89F TC  24
MACOMB*        MOCLDY    74  74 100 SE8       29.92F TC  23
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-140900-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BLOOMINGTON    CLOUDY    71  32  23 NE12      30.00R TC  22
DECATUR        LGT RAIN  74  70  87 NE17G29   29.97R TC  23
PEORIA         LGT RAIN  71  70  96 E7        29.96R TC  22
LACON*         CLOUDY    71  69  92 E3        29.96S TC  22
LINCOLN*       CLOUDY    74  74 100 E7        29.93F TC  24
SPRINGFIELD    MOCLDY    76  73  91 E8        29.93R TC  24
TAYLORVILLE    NOT AVBL
$$

ILZ033-039-045-046-055>057-062-063-140900-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      TSTM      72  71  97 N24G46    30.03R VSB 1/2 TC  22
MATTOON        CLOUDY    79  75  87 SE6       29.94R HX  83  TC  26
$$

ILZ079-100>102-140900-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          MOCLDY    81  75  82 S5        29.92R HX  86  TC  27
CAHOKIA*       PTCLDY    82  74  76 CALM      29.90R HX  88  TC  28
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-140900-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     NOT AVBL
CAIRO*         PTCLDY    81  77  88 CALM      29.96R HX  88  TC  27
MARION         CLEAR     81  74  79 SW3       29.96R HX  86  TC  27
MT. VERNON     CLEAR     76  75  97 CALM      29.96R TC  24
CENTRALIA*     CLEAR     79  76  89 CALM      29.95R HX  83  TC  26
SALEM*           N/A     82  76  84 MISG      29.94S HX  88  TC  28
$$

ILZ067-068-072-073-078-083-087-091-140900-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  PTCLDY    78  77  96 S7        29.96R HX  81  TC  26
FAIRFIELD*     CLEAR     76  74  92 CALM      29.96R TC  25
HARRISBURG*    CLEAR     77  76  96 CALM      29.96R TC  25
$$

ABBREVIATIONS USED IN REMARKS
   TC - TEMPERATURE IN CELSIUS
  WCI - WIND CHILL INDEX
   HX - HEAT INDEX
  VSB - VISIBILITY
$$